Source code for opendrift.models.seaicedrift

# This file is part of OpenDrift.
#
# OpenDrift is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 2
#
# OpenDrift is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with OpenDrift.  If not, see <https://www.gnu.org/licenses/>.
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# Copyright 2019, Knut-Frode Dagestad, MET Norway

import logging; logger = logging.getLogger(__name__)
from opendrift.models.basemodel import OpenDriftSimulation
from opendrift.elements.passivetracer import PassiveTracer


[docs] class SeaIceDrift(OpenDriftSimulation): """Trajectory model based on the OpenDrift framework. Simply propagation with ocean sea ice (this module is not for ice bergs) Developed at MET Norway. """ ElementType = PassiveTracer required_variables = { 'sea_ice_x_velocity': {'fallback': None}, 'sea_ice_y_velocity': {'fallback': None}, 'land_binary_mask': {'fallback': None} } def __init__(self, *args, **kwargs): super(SeaIceDrift, self).__init__(*args, **kwargs)
[docs] def update(self): """Update positions and properties of elements.""" # Move particles with sea ice velocity self.advect_with_sea_ice()